Description

4-Ethynyl-2-Nitro-Phenol is a versatile and synthetically valuable organic intermediate characterized by its unique combination of an ethynyl group and a nitro-substituted phenol. This compound matters for its role as a key building block in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily needed by researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries for developing new active ingredients and functional materials.

Application

• Pharmaceutical intermediate for the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical research for developing new herbicides, fungicides, or plant growth regulators.
• Organic synthesis building block for creating complex molecules with acetylene and phenolic functionalities.
• Material science precursor for synthesizing specialty polymers or advanced organic frameworks.
• Research and development (R&D) in academic and industrial laboratories for exploring new chemical reactions.
• Potential use in the development of dyes, pigments, or photographic chemicals.

Basic Information

Product Name	4-Ethynyl-2-Nitro-Phenol
CAS No.	70239-81-5
Molecular Formula	C8H5NO3
Molecular Weight	163.13 g/mol
Synonyms	2-Nitro-4-ethynylphenol; 4-Ethynyl-2-nitrophenol; Phenol, 4-ethynyl-2-nitro-; 2-Nitro-4-ethynyl-phenol; 4-Ethynyl-2-nitro-phenol; 70239-81-5
EINECS	Contact for details

Quality Control

Our 4-Ethynyl-2-Nitro-Phenol is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee reliable performance in your processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to handle under an inert atmosphere for long-term storage and to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.